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local helpers = require('test.functional.helpers')(after_each)
local lfs = require('lfs')
local eq, eval, clear, write_file, source, insert =
helpers.eq, helpers.eval, helpers.clear, helpers.write_file,
helpers.source, helpers.insert
local pcall_err = helpers.pcall_err
local command = helpers.command
local feed_command = helpers.feed_command
local funcs = helpers.funcs
local meths = helpers.meths
local iswin = helpers.iswin
local uname = helpers.uname
local fname = 'Xtest-functional-ex_cmds-write'
local fname_bak = fname .. '~'
local fname_broken = fname_bak .. 'broken'
describe(':write', function()
local function cleanup()
os.remove('test_bkc_file.txt')
os.remove('test_bkc_link.txt')
os.remove('test_fifo')
os.remove(fname)
os.remove(fname_bak)
os.remove(fname_broken)
end
before_each(function()
clear()
cleanup()
end)
after_each(function()
cleanup()
end)
it('&backupcopy=auto preserves symlinks', function()
command('set backupcopy=auto')
write_file('test_bkc_file.txt', 'content0')
if iswin() then
command("silent !mklink test_bkc_link.txt test_bkc_file.txt")
else
command("silent !ln -s test_bkc_file.txt test_bkc_link.txt")
end
if eval('v:shell_error') ~= 0 then
pending('Cannot create symlink')
end
source([[
edit test_bkc_link.txt
call setline(1, ['content1'])
write
]])
eq(eval("['content1']"), eval("readfile('test_bkc_file.txt')"))
eq(eval("['content1']"), eval("readfile('test_bkc_link.txt')"))
end)
it('&backupcopy=no replaces symlink with new file', function()
if uname() == 'freebsd' then
pending('Failing FreeBSD test')
end
command('set backupcopy=no')
write_file('test_bkc_file.txt', 'content0')
if iswin() then
command("silent !mklink test_bkc_link.txt test_bkc_file.txt")
else
command("silent !ln -s test_bkc_file.txt test_bkc_link.txt")
end
if eval('v:shell_error') ~= 0 then
pending('Cannot create symlink')
end
source([[
edit test_bkc_link.txt
call setline(1, ['content1'])
write
]])
eq(eval("['content0']"), eval("readfile('test_bkc_file.txt')"))
eq(eval("['content1']"), eval("readfile('test_bkc_link.txt')"))
end)
it("appends FIFO file", function()
-- mkfifo creates read-only .lnk files on Windows
if iswin() or eval("executable('mkfifo')") == 0 then
pending('missing "mkfifo" command')
end
local text = "some fifo text from write_spec"
assert(os.execute("mkfifo test_fifo"))
insert(text)
-- Blocks until a consumer reads the FIFO.
feed_command("write >> test_fifo")
-- Read the FIFO, this will unblock the :write above.
local fifo = assert(io.open("test_fifo"))
eq(text.."\n", fifo:read("*all"))
fifo:close()
end)
it('errors out correctly', function()
if uname() == 'freebsd' then
pending('Failing FreeBSD test')
end
command('let $HOME=""')
eq(funcs.fnamemodify('.', ':p:h'), funcs.fnamemodify('.', ':p:h:~'))
-- Message from check_overwrite
if not iswin() then
eq(('Vim(write):E17: "'..funcs.fnamemodify('.', ':p:h')..'" is a directory'),
pcall_err(command, 'write .'))
end
meths.set_option('writeany', true)
-- Message from buf_write
eq(('Vim(write):E502: "." is a directory'), pcall_err(command, 'write .'))
funcs.mkdir(fname_bak)
meths.set_option('backupdir', '.')
meths.set_option('backup', true)
write_file(fname, 'content0')
command('edit ' .. fname)
funcs.setline(1, 'TTY')
eq('Vim(write):E510: Can\'t make backup file (add ! to override)',
pcall_err(command, 'write'))
meths.set_option('backup', false)
funcs.setfperm(fname, 'r--------')
eq('Vim(write):E505: "Xtest-functional-ex_cmds-write" is read-only (add ! to override)',
pcall_err(command, 'write'))
if iswin() then
eq(0, os.execute('del /q/f ' .. fname))
eq(0, os.execute('rd /q/s ' .. fname_bak))
else
eq(true, os.remove(fname))
eq(true, os.remove(fname_bak))
end
write_file(fname_bak, 'TTYX')
-- FIXME: exc_exec('write!') outputs 0 in Windows
if iswin() then return end
lfs.link(fname_bak .. ('/xxxxx'):rep(20), fname, true)
eq('Vim(write):E166: Can\'t open linked file for writing',
pcall_err(command, 'write!'))
end)
end)
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